Science
Periodic Table - Elements - Holmium

Symbol Ho
Atomic Number 67
Relative Atomic Mass
12C = 12.0000
164.93032
Atomic Radius
pm
177
First Ionisation Energy
kJ mol-1
580.7
Electronegativity 1.23
Density
kg m-3
8795 [298 K]
Molar Volume
cm3
18.75
Thermal Conductivity
W m-1 K-1
16.2 [300 K]
Melting Point
K
1747
Boiling Point
K
2968
Number of Isotopes 39
Ground State Electron
Configuration
[Xe]4f116s2
Term Symbol 4I15/2
Discovery Discovered by P.T. Cleve (Uppsala, Sweden) in 1878 and independantly by M. Delafontaine and J.L. Soret (Geneva, Switzerland)
Name Derived From Greek Holmia meaning 'Sweden'
Name in Other
Languages
 Croatian Holmij
 Danish holmium
 Dutch holmium
 Finnish holmium
 French holmium
 German Holmium
 Italian holmio
 Norwegian holmium
 Portuguesehólmio
 Spanish holmio
 Swedish holmium
Peter van der Krogt's Element Multidict - element name translations in over 48 langauges


Page compiled: Wed Sep 05 18:37:54 GMT+01:00 2001